50% (1958)

71% (2008)

68% (1972)

60% (1962)

70% (1934)

46% (1947)

55% (1945)

53% (1951)

52% (1953)

59% (1955)

64% (1993)

62% (1940)

49% (1967)

58% (1955)

58% (1989)

58% (1992)

50% (1949)

67% (1958)

50% (1979)

58% (1950)